Simon Mutch

Ultra-fast Model Emulation with PRISM: Analyzing the Meraxes Galaxy Formation Model

Ellert van der Velden, Alan R Duffy, Darren Croton, Simon J Mutch

Journal article  |  2021  |  ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES

We demonstrate the potential of an emulator-based approach to analyzing galaxy formation models in the domain where constraining d..

Exploring reionization and high-z galaxy observables with recent multiredshift MWA upper limits on the 21-cm signal

Bradley Greig, Cathryn M Trott, Nichole Barry, Simon J Mutch, Bart Pindor, Rachel L Webster, J Stuart B Wyithe

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

We use the latest multiredshift (z = 6.5-8.7) upper limits on the 21-cm signal from the Murchison Widefield Array (MWA) to explore..

Regionally aggregated, stitched and de-drifted CMIP-climate data, processed with netCDF-SCM v2.0.0

Z Nicholls, J Lewis, M Makin, U Nattala, GZ Zhang, SJ Mutch, E Tescari, M Meinshausen

Journal article  |  2021  |  Geoscience Data Journal

The world's most complex climate models are currently running a range of experiments as part of the Sixth Coupled Model Intercompa..

An efficient hybrid method to produce high-resolution large-volume dark matter simulations for semi-analytic models of reionization

Yisheng Qiu, Simon J Mutch, Pascal J Elahi, Rhys JJ Poulton, Chris Power, J Stuart B Wyithe

Journal article  |  2021  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

Resolving faint galaxies in large volumes is critical for accurate cosmic reionization simulations. While less demanding than hydr..

Dark-ages reionization and galaxy formation simulation - XVIII. The high-redshift evolution of black holes and their host galaxies

Madeline A Marshall, Simon J Mutch, Yuxiang Qin, Gregory B Poole, J Stuart B Wyithe

Journal article  |  2020  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

Correlations between black holes and their host galaxies provide insight into what drives black hole-host co-evolution. We use the..

Dark-age reionization and galaxy formation simulation - XIX. Predictions of infrared excess and cosmic star formation rate density from UV observations

Yisheng Qiu, Simon J Mutch, Elisabete da Cunha, Gregory B Poole, J Stuart B Wyithe

Journal article  |  2019  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

We present a new analysis of high-redshift UV observations using a semi-analytic galaxy formation model, and provide self-consiste..

Dark-ages reionization and galaxy formation simulation - XVI. The thermal memory of reionization

James E Davies, Simon J Mutch, Yuxiang Qin, Andrei Mesinger, Gregory B Poole, J Stuart B Wyithe

Journal article  |  2019  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

Intergalactic medium temperature is a powerful probe of the epoch of reionization, as information is retained long after reionizat..

Dark-ages reionization and galaxy formation simulation - XVII. Sizes, angular momenta, and morphologies of high-redshift galaxies

Madeline A Marshall, Simon J Mutch, Yuxiang Qin, Gregory B Poole, J Stuart B Wyithe

Journal article  |  2019  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

We study the sizes, angular momenta, and morphologies of high-redshift galaxies, using an update of the MERAXES semi-analytic gala..

Evolution of Black Hole and Galaxy Growth in a Semi-numerical Galaxy Formation Model

Mackenzie L Jones, Ryan C Hickox, Simon J Mutch, Darren J Croton, Andrew F Ptak, Michael A DiPompeo

Journal article  |  2019  |  ASTROPHYSICAL JOURNAL

We present a simple semi-numerical model designed to explore black hole growth and galaxy evolution. This method builds on a previ..

Dark-ages Reionization and Galaxy Formation Simulation - XV. Stellar evolution and feedback in dwarf galaxies at high redshift

Yuxiang Qin, Alan R Duffy, Simon J Mutch, Gregory B Poole, Andrei Mesinger, J Stuart B Wyithe

Journal article  |  2019  |  MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

We directly compare predictions of dwarf galaxy properties in a semi-analytic model (SAM) with those extracted from a high-resolut..